27779806

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{1423}}^1$

素因数の和:1695

約数の個数: 16

約数和(自身を含む): 42856704

約数和(自身を除く): 15076898

約数列:

[1, 2, 43, 86, 227, 454, 1423, 2846, 9761, 19522, 61189, 122378, 323021, 646042, 13889903, 27779806]

約数ペア:

[(1, 27779806), (2, 13889903), (43, 646042), (86, 323021), (227, 122378), (454, 61189), (1423, 19522), (2846, 9761)]